Enabling multicast forwarding between sub-VLANs of a super VLAN

A super VLAN is associated with multiple sub-VLANs. Sub-VLANs are isolated with each other at Layer 2. For information about the super VLAN and sub-VLANs, see Layer 2—LAN Switching Configuration Guide.

1. Enter system view.

   system-view

2. Enter VLAN interface view.

   interface vlan-interface interface-number

3. Enable multicast forwarding between sub-VLANs that are associated with a super VLAN.

   multicast forwarding supervlan community

   By default, multicast data cannot be forwarded between sub-VLANs that are associated with a super VLAN.

4. Return to system view.

   quit

5. Return to user view.

6. quit

7. Clear all multicast forwarding entries with the super VLAN interface as the incoming interface.

   reset multicast [ vpn-instance vpn-instance-name ] forwarding-table incoming-interface { interface-type interface-number }

   The multicast forwarding supervlan community command takes effect only after you perform this step.